Lady Elliot Island – current water temperature and swimming conditions

Water Temperature in Lady Elliot Island: Daily Trends, Historical Records, and Forecast

✅ This water feels mild to warm and is comfortable for the majority of swimmers. Swimming is enjoyable, though longer stays may feel cooler for some people, especially in windy conditions. These temperatures are well suited to family outings and active swimming, particularly on warm days.

It’s important to note that these swimming tips and recommendations apply only in settled weather. When air temperatures drop below 20°C — and sometimes even below 25°C — swimming can feel uncomfortable, even when water temperatures are relatively high.

Water Temperature Over the Last 30 Days

While water temperatures in Lady Elliot Island declined overall during the past month, they have shown a noticeable rebound over the last week.

According to our forecast, Sea water temperature in Lady Elliot Island will be 20.7°C in the next 7 days. See the table below for daily data for the upcoming week.

Table of Daily Sea Temperature Data

Annual Water Temperature Overview by Month

Monthly Water Temp Ranges

30°C

25°C

20°C

15°C

10°c

5°C

0°C

Annual Water Temperature Trend

Lady Elliot Island sits at the southern end of the Great Barrier Reef in the Coral Sea, and the surrounding water stays inviting for most of the year. In summer, from about December to March, sea temperatures are typically around 24–26 °C, feeling warm and comfortable for extended time in the water. During winter, usually June to August, temperatures cool slightly to roughly 20–22 °C, which can feel fresh at first but remains pleasant once you’re moving. Spring and autumn are often ideal, with water temperatures commonly sitting between 22–24 °C and generally stable conditions around the island.